Bottle cap



FIG. 1 is a top perspective view of the bottle cap showing our new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a front view with the rear view being identical;

FIG. 4 is a right side view with the left side view being identical;

FIG. 5 is a top view thereof; and,

FIG. 6 is a bottom view thereof.

The broken lines in the drawings depict environmental subject matter only and form no part of the claimed design. 

CLAIM I claim the ornamental design for a bottle cap, as shown and described. 